It shouldn't be treated as the be all, end all ...

Cached files refer to the temporary data that an app on your phone saves to make using the app easier. This could be website data, login information, your favorite playlists, or other saved info.

Still looking? See more results on Wirecutter. We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Ivy Liscomb Ivy Liscomb is a ...

Tyler has worked on, lived with and tested all types of smart home and security technology for over a dozen years, explaining the latest features, privacy tricks, and top recommendations. With degrees ...